Question

Mora painted a picture of the front of her house to scale. In her painting, the house is 30 inches wide. Her house is 60 feet wide and 20 feet high. What is the scale between the painting and her house?

1 inch : 2 feet

3 feet : 1 feet

3 inch : 2 feet

1 foot : 3 feet

Answer 1

@mark_o. can you able to help me with this?

Answer 2

painting in inch real life size feet
-------------- = -----------------
inch feet

note here
given:

30 inch wide = 60 feet wide
------------ = ------------
x inch high 20 feet high its easy to do it this way

Answer 3

cross multiply

Answer 4

can you try to guess how to solve for x first?

Answer 5

yeah try that

Answer 6

30 *20 = 600 and other is 60x

Answer 7

so 600/60 is 10, so ?

Answer 8

ok good x=10
thjerefore the scale is 10inch is to 30 inch
or 10:30 correct?

Answer 9

i m not correct, i guess :( i m so sorry

Answer 10

last one, i think i found it

Answer 11

ok it is
10 inch 20 feet
-------- = -------
30 inch 60 feet

Answer 12

also notice you can do it like this by interchanging them

60feet 20feet
------- = ---------
30 inch 10 inch

Answer 13

20 feet = 2 inch

Answer 14

60feet 20feet
------ = ------- = --------
30 inch 10 inch

whats 60/30 ? or 20/10 ?

Answer 15

20 and 2

Answer 16

60/30 = 20

20 /10 = 2

Answer 17

60feet 2 20feet 2
------ = ---- = ------- = -----
30 inch 1 10 inch 1
correct
therefore the ratio is 2 to 1 or 1 to 2

Answer 18

2 feet
-----
1 inch

or 2 feet to 1 inch

Answer 19

thank you so much !!! :) got it

Answer 20

thnx so so much @mark_o. !!!!!! :)

Answer 21

your really awesome!!! :)

Answer 22

or good luck.. keep posting them...lol :D

Answer 23

:) thanks alot

Answer 24

actually it it :/2 but u just had it flipped lol